From 68a2f1066121da202e4a793e4e170271ed530676 Mon Sep 17 00:00:00 2001
From: Ken Hornstein <kenh@pobox.com>
Date: Fri, 11 Jan 2013 11:07:51 -0500
Subject: [PATCH] At this point we're assuming at least C89 support, so there's
 no reason we should check for support for const and standard header files.

---
 configure.ac | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/configure.ac b/configure.ac
index dc623b97..3a91e19a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -269,8 +269,6 @@ if test -n "$auto_cflags"; then
   fi
 fi
 
-AC_C_CONST              dnl Does compiler support `const'.
-
 dnl ------------------
 dnl CHECK FOR PROGRAMS
 dnl ------------------
@@ -434,7 +432,6 @@ AS_CASE(["$host_os"],
 	  AS_IF([test -z "$CPPFLAGS"],[CPPFLAGS="-D_GNU_SOURCE"],
                 [CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"])])
 
-AC_HEADER_STDC
 AC_HEADER_TIOCGWINSZ
 AC_CHECK_HEADERS([errno.h fcntl.h crypt.h ncurses/termcap.h termcap.h \
                   langinfo.h wchar.h wctype.h netdb.h \
-- 
2.56.0